Home / 30,227.12-41,712.60-16,798.03

Finding the Fourth Proportional to 30,227.12, 41,712.60 and 16,798.03

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Solution

The fourth proportional to 30,227.12, 41,712.60 and 16,798.03 is: 23,180.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,227.12 : 41,712.60 = 16,798.03 : x
  2. Step 2: Convert to fraction form
    30,227.12/41,712.60 = 16,798.03/x
  3. Step 3: Cross multiply
    30,227.12x = 41,712.60 × 16,798.03
  4. Step 4: Simplify right side
    30,227.12x = 700,689,506.18
  5. Step 5: Solve for x
    x = 700,689,506.18/30,227.12
  6. Step 6: Final answer
    x = 23,180.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.